# Concrete Calculator Pro. vs Sit(x) Streamer

The clearest difference is in-app purchases: Sit(x) Streamer at none against Concrete Calculator Pro.'s 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Concrete Calculator Pro. sells 1 one-off in-app purchase. Sit(x) Streamer asks for nothing beyond the download.

## The numbers

| Metric | Concrete Calculator Pro. | Sit(x) Streamer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | — |
| Size | 10 MB | 6 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Cederic Schmid](https://appshunter.io/developer/1833020611) | [Booz Allen Hamilton Inc.](https://appshunter.io/developer/351884695) |

## What reviewers say

### Concrete Calculator Pro.

[App page](https://appshunter.io/ios/app/concrete-calculator-pro/id6749963303)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Unlock | $3.99 | one-time |


### Sit(x) Streamer

[App page](https://appshunter.io/ios/app/sitx-streamer/id6757407341)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Concrete Calculator Pro. free?

Concrete Calculator Pro. is free to download, with in-app purchases available.

### Is Sit(x) Streamer free?

Sit(x) Streamer is free to download, with no in-app purchases.

### Do Concrete Calculator Pro. or Sit(x) Streamer have ads?

Neither Concrete Calculator Pro. nor Sit(x) Streamer shows ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*